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Finding the Fourth Proportional to 30,352.45, 41,956.37 and 30,352.45

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Solution

The fourth proportional to 30,352.45, 41,956.37 and 30,352.45 is: 41,956.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,352.45 : 41,956.37 = 30,352.45 : x
  2. Step 2: Convert to fraction form
    30,352.45/41,956.37 = 30,352.45/x
  3. Step 3: Cross multiply
    30,352.45x = 41,956.37 × 30,352.45
  4. Step 4: Simplify right side
    30,352.45x = 1,273,478,470.84
  5. Step 5: Solve for x
    x = 1,273,478,470.84/30,352.45
  6. Step 6: Final answer
    x = 41,956.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.